Joseph Thywissen is a Professor of Physics, and a Senior Fellow of Massey College, at the University of Toronto. His experimental research group uses ultracold neutral atoms to explore quantum many-body physics. He earned his doctorate at Harvard University in 2000, followed by two postdoctoral years in France, in the group of Alain Aspect. In 2003, Dr. Thywissen was awarded the John Charles Polanyi Prize in Physics, and came to the University of Toronto as a Canada Research Chair. He is now a Fellow of the Canadian Institute for Advanced Research, and a Fellow of the American Physical Society.